"How much ... all together ?" usually means add. "How much ... left ?" usually means subtract.
Subtract.
It depends on how the rest of the question is worded. If it says "how many were left," for example, that means to subtract. On the other hand, if it says something like "how many were added," it means to add.
The term SUM means add and DIFFERRENCE means subtract. They are opposites.
The opposite of add is subtract.
"How much ... all together ?" usually means add. "How much ... left ?" usually means subtract.
it means to subtract
you have to subtract because when you say hw many than you have to add when you say how much you have to subtract.
it means to subtract
does how many mean add or subtract
How much more means to subtract. For example, "How much more is 9 than 3?". The answer would be 9-3 which is 6.
deposit = add withdraw = subtract
Subtract.
Well if your doing math much like how much means add and if it says how much more it means subtract:)
Total means to Add.
"Add" or "added" means addition. Of course, you may have to subtract to actually solve the problem. If the question is: "How much is added to 5 to get 7", that means 5 + "how much" = 7; but to actually calculate the "how much", you subtract 7 - 5.
increase means to add or greater than